There is the buffer, the confidante, the agent provocateur. There is the tactician, the coach, the specialist and the all-rounder. Although there are some prominent exceptions — yes, Jason Tindall, we ...

Two is seen as the number of duality in numerology. With this comes a desire for unity. Has the number two been popping up frequently in your life, from 2:22 on a clock to repeating twos on invoices?

“Many people don't realize that there are math questions that we don't know how to answer,” says mathematician Melanie Matchett Wood of Harvard University and the Radcliffe Institute for Advanced ...